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The type or namespace name 'DbContext' could not be found [closed]
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30 Answers
30
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Detect the Enter key in a text input field
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10 Answers
10
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How can I embed a YouTube video on GitHub wiki pages?
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[](https://www.youtube.com/watch?v=YOUTUBE_VIDEO_ID_HERE)
For more information about Markdown look at this Markdown cheatsheet on GitHub.
For more information about Youtube image links look this question.
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Remove all classes that begin with a certain string
...jQuery, the actual DOM element is at index zero, this should work
$('#a')[0].className = $('#a')[0].className.replace(/\bbg.*?\b/g, '');
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How to install an npm package from GitHub directly?
...und compilation and dist folders is out of date. Any package that properly sets their compilation to run on prepare will work just fine as a git dep without committing any compiled assets into git.
– jasonkarns
Nov 10 '17 at 5:37
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How can I check whether an array is null / empty?
...mpty" here has no official meaning. I'm choosing to define empty as having 0 elements:
arr = new int[0];
if (arr.length == 0) {
System.out.println("array is empty");
}
An alternative definition of "empty" is if all the elements are null:
Object arr[] = new Object[10];
boolean empty = true;
for...
View not attached to window manager crash
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How to reproduce the bug:
Enable this option on your device: Settings -> Developer Options -> Don't keep Activities.
Press Home button while the AsyncTask is executing and the ProgressDialog is showing.
The Android OS will destroy an activity as soon as it is hidden. When onPos...
Change Git repository directory location.
...ove your directory and choose the new location in the software. But if you set a bad directory, you get a fatal error and no second chance to make a relocation to the good one. So to repair that. You must copy project files in the bad directory, make its reconize by Github Desktop, after that, you c...
Create and append dynamically
...= 'block';
iDiv.className = 'block';
document.getElementsByTagName('body')[0].appendChild(iDiv);
// Now create and append to iDiv
var innerDiv = document.createElement('div');
innerDiv.className = 'block-2';
// The variable iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
htt...
Are there any Java method ordering conventions? [closed]
...e methods, the constructor(s) are listed before other methods, and getters/setters last; what about the remaining methods?
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